package JavaDesign.report_5.t_1;

/**
 * @author zouran
 * createDate：2023/10/24  22:47
 */
public abstract class Decorator extends Bird {
    protected Bird bird; //(sparrow)
    //protected  Sparrow sp;

    public Decorator() {
    }

    public Decorator(Bird bird) { // //(sparrow)
        this.bird = bird;
    }

}

